List questions from vectors

Published on 17 Apr 2026 - 10:58

327

Views

Division using cross vector

Published on 11 Apr 2026 - 16:54

47

Views

Vector notation for $k>n$ vectors in $\Bbb{R^n}$

Published on 17 Apr 2026 - 0:54

115

Views

apply arcos to out of domain $[-1, 1]$ values, such that -1.02

Published on 16 Apr 2026 - 4:30

24

Views

Angle between two vectors in an n-th dimensional space, where n is greater than 3

Published on 14 Apr 2026 - 5:15

670

Views

Matrix-vector multiplication/cross product problem

Published on 15 Apr 2026 - 6:57

780

Views

What does the exponential of a vector do geometrically?

Published on 27 Mar 2026 - 8:41

45

Views

If $\mathbf{v}\in\mathbb{C}^n$, does $\sum_{k=1}^{n}v_k^2$ has any specific name?

Published on 15 Apr 2026 - 1:19

114

Views

Question on Vectors and Linear equation

Published on 10 Apr 2026 - 5:32

31

Views

Question with Vectors and Space

Published on 14 Apr 2026 - 3:06

77

Views

Triple product proof

Published on 14 Apr 2026 - 15:22

64

Views

Proof of triple product

Published on 09 Apr 2026 - 13:31

349

Views

Normal vector of a separating or supporting hyperplane

Published on 15 Apr 2026 - 18:36

371

Views

Find 4th vertex of tetrahedron given 3 vertices and 3 angles

Published on 27 Mar 2026 - 14:03

257

Views

If $v_1,v_2,\ldots,v_n\in \mathbb{R}^n$ s.t $\|v_k\|=1$, then $\exists\epsilon_k=\pm 1$ s.t. $\left\|\sum_{k=1}^n \epsilon_k v_k\right\|\le \sqrt{n}$.

Published on 16 Apr 2026 - 10:45

List Question

Inverse of a vector

Division using cross vector

Vector notation for $k>n$ vectors in $\Bbb{R^n}$

apply arcos to out of domain $[-1, 1]$ values, such that -1.02

Angle between two vectors in an n-th dimensional space, where n is greater than 3

Matrix-vector multiplication/cross product problem

What does the exponential of a vector do geometrically?

If $\mathbf{v}\in\mathbb{C}^n$, does $\sum_{k=1}^{n}v_k^2$ has any specific name?

Question on Vectors and Linear equation

Question with Vectors and Space

Triple product proof

Proof of triple product

Normal vector of a separating or supporting hyperplane

Find 4th vertex of tetrahedron given 3 vertices and 3 angles

If $v_1,v_2,\ldots,v_n\in \mathbb{R}^n$ s.t $\|v_k\|=1$, then $\exists\epsilon_k=\pm 1$ s.t. $\left\|\sum_{k=1}^n \epsilon_k v_k\right\|\le \sqrt{n}$.

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